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» Randomized Lower Bounds for Online Path Coloring
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WEA
2010
Springer
316views Algorithms» more  WEA 2010»
15 years 9 months ago
Modularity-Driven Clustering of Dynamic Graphs
Maximizing the quality index modularity has become one of the primary methods for identifying the clustering structure within a graph. As contemporary networks are not static but e...
Robert Görke, Pascal Maillard, Christian Stau...
STOC
2009
ACM
160views Algorithms» more  STOC 2009»
16 years 4 months ago
CSP gaps and reductions in the lasserre hierarchy
We study integrality gaps for SDP relaxations of constraint satisfaction problems, in the hierarchy of SDPs defined by Lasserre. Schoenebeck [25] recently showed the first integra...
Madhur Tulsiani
ALGORITHMICA
2002
84views more  ALGORITHMICA 2002»
15 years 3 months ago
Exploring Unknown Environments with Obstacles
We study exploration problems where a robot has to construct a complete map of an unknown environment using a path that is as short as possible. In the rst problem setting we cons...
Susanne Albers, Klaus Kursawe, Sven Schuierer
ALGORITHMICA
2004
111views more  ALGORITHMICA 2004»
15 years 3 months ago
Non-Clairvoyant Scheduling for Minimizing Mean Slowdown
We consider the problem of scheduling dynamically arriving jobs in a non-clairvoyant setting, that is, when the size of a job in remains unknown until the job finishes execution. ...
Nikhil Bansal, Kedar Dhamdhere, Jochen Könema...
CCS
2006
ACM
15 years 7 months ago
Finding the original point set hidden among chaff
In biometric identification, a fingerprint is typically represented as a set of minutiae which are 2D points. A method [4] to protect the fingerprint template hides the minutiae b...
Ee-Chien Chang, Ren Shen, Francis Weijian Teo